CN220231348U - Open type cavitation test device - Google Patents
Open type cavitation test device Download PDFInfo
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- CN220231348U CN220231348U CN202321613542.7U CN202321613542U CN220231348U CN 220231348 U CN220231348 U CN 220231348U CN 202321613542 U CN202321613542 U CN 202321613542U CN 220231348 U CN220231348 U CN 220231348U
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- 238000012360 testing method Methods 0.000 title claims abstract description 73
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000001816 cooling Methods 0.000 claims abstract description 21
- 239000000498 cooling water Substances 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000001105 regulatory effect Effects 0.000 claims description 19
- 238000011056 performance test Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The utility model relates to an open cavitation test device which comprises driving equipment, a mounting bracket, a connecting component of the driving equipment and tested equipment, a cooling system, the tested equipment, a water inlet pipeline component, a water outlet pipeline component and a test pool, wherein the connecting component is used for connecting the driving equipment and the tested equipment; the driving device and the tested device are fixed by virtue of a connecting part in the middle, and the driving device transmits power to the tested device; the cooling system is used for providing cooling water required by the running process for the tested equipment; the water inlet pipeline component and the water outlet pipeline component are both connected to the test equipment; the water inlet pipeline component guides the medium from the test pool to the test equipment and returns the medium to the test pool through the water outlet pipeline component. The utility model has strong universality, simple structure and convenient operation, and a tester can measure the cavitation performance of the tested equipment by only adjusting the opening of the valve of the water inlet pipeline and the water outlet pipeline in time. The complex test work is simplified, the test difficulty is greatly reduced, and the test accuracy is ensured.
Description
Technical Field
The utility model relates to a cavitation test device, in particular to an open type cavitation test device which has the advantages of strong universality, simple structure, convenient operation, low test difficulty and high test accuracy.
Background
With the development and popularization of intelligence, users pay more and more attention to the reliability of equipment, and the performance requirements of the equipment are more and more comprehensive and strict. In order to ensure that the equipment is safely and stably operated at a design point for a long time after being installed, the comprehensive performance test of the equipment before leaving a factory is particularly important. The test workload is greatly increased, so that the delivery period is prolonged, and the manufacturing cost is increased. The traditional test device is mostly temporary and personalized, has long manufacturing period and low repeated use rate, causes the increase of dead objects and the occupation of a large amount of funds, and increases the cost of users and equipment manufacturers intangibly.
In addition, the cavitation performance test is different from other performance tests, the cavitation test flow is more complex, the requirement on the test accuracy is high, a certain technical difficulty is provided, and the cavitation performance is an important factor for the stable operation of the equipment. Therefore, a set of rapid and accurate cavitation test device can improve the efficiency of enterprises.
Disclosure of Invention
Aiming at the problems, the utility model mainly aims to provide the open cavitation test device which has the advantages of strong universality, simple structure, convenient operation, low test difficulty and high test accuracy.
The utility model solves the technical problems by the following scheme: an open cavitation test apparatus, the open cavitation test apparatus comprising: the device comprises driving equipment, a mounting bracket, a connecting component of the driving equipment and tested equipment, a cooling system, the tested equipment, a water inlet pipeline component, a water outlet pipeline component and a test pool; the driving device and the tested device are fixed by virtue of a connecting part in the middle, and the driving device transmits power to the tested device; the mounting bracket provides stable foundation support for the whole device; the cooling system is used for providing cooling water required by the running process for the tested equipment; the water inlet pipeline component and the water outlet pipeline component are both connected to the test equipment; the water inlet pipeline component guides the medium from the test pool to the test equipment and returns the medium to the test pool through the water outlet pipeline component.
In a specific embodiment of the present utility model, the driving device is an electric motor.
In a specific embodiment of the utility model, the mounting bracket comprises a bracket of a motor base, a cooling system and a fixed bracket of tested equipment.
In a specific embodiment of the utility model, a cooling water inlet and a cooling water outlet are arranged on the cooling system, the cooling water inlet is led into the cooling system, and the cooling water outlet is discharged out of the cooling system.
In a specific embodiment of the utility model, the water inlet pipeline component is a pipeline component for guiding the medium from the test pool to the test equipment, and comprises a water inlet pipeline, an inlet pressure gauge and an inlet pipeline regulating valve; the inlet pressure gauge and the inlet pipeline regulating valve are both arranged on the water inlet pipeline.
In a specific embodiment of the utility model, the water outlet pipeline component comprises an equipment outlet pressure gauge, a water outlet flowmeter, an outlet pipeline regulating valve and an outlet pipeline; the device outlet pressure gauge, the water outlet flowmeter and the outlet pipeline regulating valve are all arranged on the outlet pipeline.
The utility model has the positive progress effects that: the open cavitation test device provided by the utility model has strong universality and is almost suitable for all rotary power pumps. Only different water inlet and outlet pipeline specifications are configured according to the model of the tested equipment, so that the cavitation performance test method can be used for the cavitation performance test of almost all rotary power pumps;
the cavitation measuring device is simple in structure and convenient to operate, and a tester can measure cavitation performance of the tested equipment only by timely adjusting the opening of the valve of the water inlet pipeline and the water outlet pipeline. The complex test work is simplified, the test difficulty is greatly reduced, and the test accuracy is ensured.
The device has the advantages of less number and specification of parts to be configured, simple whole disassembly and assembly process, less time consumption and time and economic cost saving for projects.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
The following are names corresponding to the reference numerals in the present utility model:
in the figure: the device comprises a driving device 100, a mounting bracket 200, a connecting component 300 of the driving device and a tested device, a cooling system 400, a tested device 500, a water inlet pipeline component 600, a water outlet pipeline component 700 and a test water tank 800; a first mounting bracket 201, a second mounting bracket 202; a cooling water inlet 401 and a cooling water outlet 402; an inlet pressure gauge 601, an inlet line regulator valve 602, and an inlet line 603; an equipment outlet pressure gauge 701, an outlet water flowmeter 702, an outlet pipeline regulating valve 703 and an outlet pipeline 704.
Detailed Description
The following description of the preferred embodiments of the present utility model is given with reference to the accompanying drawings, so as to explain the technical scheme of the present utility model in detail.
Fig. 1 is a schematic diagram of the overall structure of the present utility model, as shown in fig. 1: the open type cavitation test device provided by the utility model comprises: the device comprises a driving device 100, a mounting bracket 200, a connecting part 300 of the driving device and a tested device, a cooling system 400, a tested device 500, an inlet pipeline part 600, an outlet pipeline part 700 and a test water tank 800. The driving device 100 and the tested device 500 are fixed by means of the connecting component 300 in the middle, and the driving device 100 transmits power to the tested device 500 to ensure continuous operation of the tested device 500. The mounting bracket 200 provides a stable foundation support for the entire device. The cooling system 400 provides cooling water for the device under test 500 that is required for the operation. The water inlet line assembly 600 directs the medium from the test tank 800 to the test apparatus 500 and back to the test tank through the water outlet line assembly 700.
In a specific implementation, the driving device 100 is fixed on the first mounting bracket 201, and the device under test 500 is fixed on the second mounting bracket 202. The mounting bracket fixes the equipment on the test bench through the bolt hole at the bottom, so that the stability of the equipment in the whole test process is ensured.
The driving device 100 is a power source of the whole device and is fixed with the tested device 500 by virtue of the connecting component 300 in the middle, and the driving device 100 transmits power to the tested device 500 so as to ensure that the tested device 500 continuously operates according to the designed rotating speed.
The cooling system 400 provides cooling water for the device under test 500 that is required for the operation. The tubing of the cooling system 400 is connected to the device under test 500 by a screw plug. The tested device 500 can generate a large amount of heat in the operation process, cooling water is introduced into the cooling system 400 through the cooling water inlet 401, cooling water after heat exchange of the device is discharged out of the cooling system 400 through the cooling water outlet 402, and heat generated in the operation of the tested device is taken away, so that the tested device 500 can safely and stably operate.
The water inlet line assembly 600 directs the medium from the test pool 800 to the test apparatus 500. The water inlet line assembly 600 includes a water inlet line 603, an inlet pressure gauge 601, and an inlet line regulator valve 602. The opening degree of the inlet pipeline regulating valve 602 is continuously regulated in the test process, so that the flow of the tested equipment is always kept at the measured point flow value. An inlet pressure gauge 601 is mounted on inlet line 603 to monitor the pressure at the inlet of the device. Inlet line 603 is flanged to inlet line regulator 602, which connects the inlet lines in series to form inlet line assembly 600.
After passing through the device under test 500, the medium returns to the test tank 800 via the water outlet piping unit 700. The water outlet line assembly 700 includes a device outlet pressure gauge 701, a water outlet flow meter 702, an outlet line regulator 703, and an outlet line 704. The opening of the outlet pipeline regulating valve 703 is continuously regulated in the test process, so that the flow of the tested equipment is ensured to be always kept at the measured point flow value. An outlet pressure gauge 701 is mounted on the outlet line 704 to monitor the pressure value at the inlet of the device. The outlet pipeline 704 is connected with the outlet flow meter 702 and the outlet pipeline regulating valve 703 on the outlet pipeline through flanges, and the outlet pipelines are connected in series to form the outlet pipeline component 700.
In a specific embodiment of the present utility model, when the inlet line regulator valve 602 is fully opened and the outlet line regulator valve 703 is closed, the device under test 500 is started, and the opening of the outlet line regulator valve 703 is regulated to achieve the rated flow rate of the device under test 500. After stable operation, the opening of the inlet pipeline regulating valve 602 is properly reduced, and the tested device 500 is ensured to be kept at the rated flow rate through the fine adjustment of the outlet pipeline regulating valve 703. And closing the inlet pipeline regulating valve 602 circularly, and fine-adjusting the outlet pipeline regulating valve 703 until the lift of the tested device 500 is reduced by 3%, so as to obtain the cavitation performance of the tested device 500.
In a specific embodiment of the present utility model, the value of the inlet pressure gauge 601 and the value of the outlet pressure gauge 701 can calculate the lift value of the tested device 500.
The utility model has strong universality and is almost suitable for all rotary power pumps. The cavitation performance test method can be used for the cavitation performance test of almost all rotary power pumps only by configuring different water inlet and outlet pipeline specifications according to the model of the tested equipment.
The cavitation measuring device is simple in structure and convenient to operate, and a tester can measure cavitation performance of the tested equipment only by timely adjusting the opening of the valve of the water inlet pipeline and the water outlet pipeline. The complex test work is simplified, the test difficulty is greatly reduced, and the test accuracy is ensured.
The device has the advantages of less number and specification of parts to be configured, simple whole disassembly and assembly process, less time consumption and time and economic cost saving for projects.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing embodiments and description merely illustrates the principles of the utility model, and that various changes and modifications may be effected therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.
Claims (6)
1. An open cavitation test device, characterized in that: the open cavitation test device includes: the device comprises driving equipment, a mounting bracket, a connecting component of the driving equipment and tested equipment, a cooling system, the tested equipment, a water inlet pipeline component, a water outlet pipeline component and a test pool;
the driving device and the tested device are fixed by virtue of a connecting part in the middle, and the driving device transmits power to the tested device;
the mounting bracket provides stable foundation support for the whole device;
the cooling system is used for providing cooling water required by the running process for the tested equipment;
the water inlet pipeline component and the water outlet pipeline component are both connected to the test equipment;
the water inlet pipeline component guides the medium from the test pool to the test equipment and returns the medium to the test pool through the water outlet pipeline component.
2. The open cavitation test device of claim 1 wherein: the driving device is an electric motor.
3. The open cavitation test device of claim 1 wherein: the mounting bracket comprises a bracket of a motor base, a cooling system and a fixed bracket of tested equipment.
4. The open cavitation test device of claim 1 wherein: the cooling system is provided with a cooling water inlet and a cooling water outlet, the cooling water inlet is led into the cooling system, and the cooling water outlet is discharged out of the cooling system.
5. The open cavitation test device of claim 1 wherein: the water inlet pipeline component is a pipeline component for guiding the medium from the test pool to the test equipment and comprises a water inlet pipeline, an inlet pressure gauge and an inlet pipeline regulating valve; the inlet pressure gauge and the inlet pipeline regulating valve are both arranged on the water inlet pipeline.
6. The open cavitation test device of claim 1 wherein: the water outlet pipeline component comprises an equipment outlet pressure gauge, a water outlet flowmeter, an outlet pipeline regulating valve and an outlet pipeline; the device outlet pressure gauge, the water outlet flowmeter and the outlet pipeline regulating valve are all arranged on the outlet pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321613542.7U CN220231348U (en) | 2023-06-25 | 2023-06-25 | Open type cavitation test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321613542.7U CN220231348U (en) | 2023-06-25 | 2023-06-25 | Open type cavitation test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220231348U true CN220231348U (en) | 2023-12-22 |
Family
ID=89185508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321613542.7U Active CN220231348U (en) | 2023-06-25 | 2023-06-25 | Open type cavitation test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220231348U (en) |
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2023
- 2023-06-25 CN CN202321613542.7U patent/CN220231348U/en active Active
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